.box {
    width: 800px;
    margin: 0 auto;
    .content{
        margin-top: 28px;
        border: 1px #ccc solid;
        border-bottom: none;
        width: 800px;
        height: 39px;
        line-height: 39px;
        padding: 0 5px;
        background-color: #ffffff;
    }
    .content2{
        height: 39px;
        line-height: 39px;
        border: 1px #ccc solid;
        width: 800px;
        padding: 0 5px;
        background-color: #ffffff;
    }
}